Explanation:

- Easementing right: This term is not commonly used in legal contexts. An easement is a right to cross or use someone else's land for a specified purpose.

- Rights in re-aliena: This refers to rights over the property of another. Easements fall under this category.

- Rights in the propriety: This term is not standard legal terminology. It's likely intending to refer to property rights, but it’s not specific.

- Right in rem: This refers to a right over a thing (property) that is enforceable against the world at large.